body {
    font: 14px PingFangSC-Regular, Helvetica, STHeiti STXihei, Microsoft JhengHei, Microsoft YaHei, Arial;
    margin: 0;
    background: url("./bg.jpg") repeat transparent;
    background-size: 200px auto;
    width: 100%;
    width: 100vw;
    height: 100%;
    height: 100vh;
}
#root{
    width: 100%;
    height: 100%;
}
ol,
ul {
    padding-left: 30px;
}
.game{
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.board-box{
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, .25);
    background-image: linear-gradient(109.6deg, rgb(204, 228, 247) 11.2%, rgb(237, 246, 250) 100.2%);
}
.board-row:after {
    clear: both;
    content: "";
    display: table;
}

.status {
    margin-bottom: 10px;
}

.square {
    position: relative;
    background: transparent;
    border: 1px solid #666;
    color: #333;
    float: left;
    font-size: 40px;
    font-weight: bold;
    line-height: 80px;
    height: 80px;
    margin-right: -1px;
    margin-top: -1px;
    padding: 0;
    text-align: center;
    width: 80px;
    cursor: pointer;
    transition-property: box-shadow;
    transition-duration: 300ms;
    outline: 0;
    z-index: 1;
}
.square.active,
.square:hover{
    box-shadow: 0 0 10px 12px #666;
    z-index: 3;
}
.square.winner{
    background: rgba(251, 112, 71, .25);
}
.game {
    display: flex;
    flex-direction: row;
}

.game-info {
    margin-left: 20px;
    min-height: 300px;
    background-image: linear-gradient(109.6deg, rgb(204, 228, 247) 11.2%, rgb(237, 246, 250) 100.2%);
    padding: 20px 30px;
    border-radius: 4px;
    box-shadow: 0 0 20px 4px #666;
}
.game-notify{
    color: #333;
    font-size: 16px;
    padding: 4px 0;
    white-space: nowrap;
}
.game-title{
    color: #333;
    font-size: 14px;
    padding: 4px 0;
    white-space: nowrap;
    cursor: pointer;
}
.game-history{
    color: #333;
    font-size: 16px;
    margin: 0;
}
.game-history li{
    padding: 4px 0;
}
.game-history button{
    cursor: pointer;
}